This record tracks a ransomware attack claimed by the
qilin group against
The Blood and Marrow Transplant Group of Georgia. It collects the publicly disclosed attack details — sector, location and
timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAP
Window Zero is the time the breach stayed in the open before
anyone said so — the gap between when the attack was first discovered
on the operator's leak site (t1) and when it was publicly disclosed (t2).
The wider this window, the longer victims, staff and customers were exposed with no warning.
-79days
t1 · Published
t2 · Disclosed
Business Category
Healthcare / Pharma
Published
October 19, 2025
Disclosed / Notified
Aug 01, 2025
Attack Summary
The Blood and Marrow Transplant Group of Georgia (BMTGA) specializes in providing advanced care for patients undergoing blood and marrow stem cell transplantation, acute leukemia treatment, and CAR T-cell immunotherapy. They are recognized fo ...
Leak Screenshots
SAMPLE
Proof-of-breach screenshots the operator posted from the stolen data. Previews are
redacted and locked — the originals are available on HaveIBeenRansom.
Dark Web Exposure
Findings for bmtga.com
— indexed by HaveIBeenRansom.
0
found in Infostealer logs
203+
found in Traditional breaches
41+
found in Ransomware leaks
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+ 17 more leak sources locked
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Legal Disclaimer:
This ransomware victim record reflects information published on the operator's leak site.
Breach.house does not acquire, download, host, access or redistribute unlawfully obtained data. It indexes only publicly visible information posted by ransomware, breach and infostealer operators and open web sources, without accessing the underlying stolen content. The service supports public awareness, legitimate research and cyber-resilience.